[GRASS-user] Topology of .shp

At 01:44 AM 10/5/2006, you wrote:

Martin du Saire wrote:
>
> I was wondering if there was a single document that explains the
> vectors, topology, and v.in.ogr? In particular what are the
> implications of the following messages:

tip:

explore errors by making just them into a new map with "v.clean error=".

Nice.

maybe after "v.in.ogr -c". (but "v.in.ogr -c" + v.clean is not the same
thing as v.in.ogr without -c !)

So v.in.ogr without -c isn't equivalent to some combination of "v.clean tool= threshold=" settings?

Hamish

M